| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 248 | |
| #2 | Canada | 191 | |
| #3 | United Kingdom | 88 | |
| #4 | France | 72 | |
| #5 | Germany | 25 | |
| #6 | Australia | 1 | |
| #7 | Brazil | 1 | |
| #8 | Israel | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines | |
| #3 | Environmental technology | |
| #4 | Transport | |
| #5 | Packaging and shipping | |
| #6 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Feeding fuel to combustion device | |
| #2 | Casings for combustion chambers | |
| #3 | Combustion residues removal | |
| #4 | Unspecified technologies | |
| #5 | Marine propulsion | |
| #6 | Winches | |
| #7 | Milling | |
| #8 | Grates | |
| #9 | Supplying fuel to combustion device | |
| #10 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bennett Joseph S | 41 |
| #2 | Preston Herbert E | 28 |
| #3 | Preston Herbert Evelyn | 25 |
| #4 | Bennett Joseph Smith | 25 |
| #5 | Alpern Maxwell | 20 |
| #6 | Lawrence Howard F | 18 |
| #7 | Lamond Robert C | 17 |
| #8 | Weingartner Anthony E | 16 |
| #9 | Harrison Clifford E | 15 |
| #10 | Maxwell Alpern | 14 |
| Publication | Filing date | Title |
|---|---|---|
| IL47968D0 | Barbed wire machine | |
| FR2321350A1 | Single strand barbed wire machine - has cam and transmission driving wire forming roller shafts | |
| ZA7505033B | Barbed wire machine | |
| AU8357375A | Barbed wire machine | |
| GB1461719A | Barbed-wire machine | |
| US3690349A | Reinforcing rod machine | |
| US2667746A | Steering apparatus | |
| US2780917A | Steering gear controls | |
| GB649133A | Improvements in or relating to steam generators | |
| US2555108A | Progressive feed stoker | |
| US2567837A | Stoker furnace | |
| US2491547A | Stoker | |
| US2612837A | Pump | |
| US2550521A | Stoker comprising furnace side wall fuel feed means | |
| US2531779A | Spreader stoker | |
| US2408321A | Stoker | |
| US2391578A | Position control mechanism | |
| US2361737A | Water-cooled stoker | |
| US2361774A | Remote-control device | |
| US2387383A | Stoker |